| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,471 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,539 |
| Countries with Megacities | 0 | - | 4.99 | 263,583 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,375 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,289 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,653 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,326 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,066 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,427 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,312 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,740 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,857 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,934 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,413 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,564 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,096 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,454 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,164 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,886 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,657 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,215 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,624 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,478 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,922 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,186 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,332 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,907 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,030 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,313 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,207 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,769 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,265 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,556 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,275 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,999 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,153 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,951 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,896 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,368 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,849 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,828 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,449 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,230 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,433 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,768 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,384 |
| Biggest Cities in the World | 0 | - | 4.91 | 799,160 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,522 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,703 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,912 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,989 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,613 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,168 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,399 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,000 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,866 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,552 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,969 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,806 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,079 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,561 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,674 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,458 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,114 |
| Olympic Host Countries | 0 | - | 4.98 | 200,793 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,863 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,316 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,597 |
| The Only European Country ... | 0 | - | 4.91 | 216,742 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,343 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,196 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,663 |
| Every European Country Shape | 0 | - | 4.96 | 201,788 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,786 |
| Every African Country Shape | 0 | - | 4.90 | 87,374 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,792 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,755 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,248 |
| Countries of Africa | 0 | - | 5.00 | 2,538,083 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,867 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,261 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,584 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,457 |
| Largest City by Island | 0 | - | 4.87 | 71,897 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,021 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,994 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,556 |
| Megacities on a World Map | 0 | - | 4.98 | 254,665 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,375 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,368 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,969 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,736 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,424 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,027 |
| World Map without 12 Countries | 0 | - | 4.97 | 344,510 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,807 |
| Countries of the Middle East | 0 | - | 4.96 | 201,230 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,329 |
| Slavic Countries | 0 | - | 4.96 | 111,698 |
| African Island Countries | 0 | - | 4.96 | 101,663 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,893 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,284 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,082 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 907,244 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 416,826 |
| Every Country Shape | 0 | - | 5.00 | 465,696 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,613 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,935 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,539 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,564 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,159 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,037 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,703 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,779 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,626 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,251 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,239 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,614 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,283 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,178 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,022 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,294 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,073 |
| Random European Flag to Country | 0 | - | 4.89 | 182,543 |
| Random African Flag to Country | 0 | - | 4.88 | 74,969 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,991 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 130,163 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 153,944 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 42,844 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,359 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,486 |
| Boundary Waters | 0 | - | 4.92 | 88,483 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,177 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,116 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,486 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,481 |
| Most Populous Islands | 0 | - | 4.80 | 122,944 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,303 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,536 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,985 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,283 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,044 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,112 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,867 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,452 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,023 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,178 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,454 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,420 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,623 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,930 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 173,257 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 138,288 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,329 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,140 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,101 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 78,906 |
| Monarchies of Europe | 0 | - | 4.90 | 98,173 |
| Monarchies of Asia | 0 | - | 4.97 | 71,105 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,395 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,906 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 295,991 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 225,590 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,205 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 36,907 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,497 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,542 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,181 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,343 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,685 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,207 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,350 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,140 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 34,534 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,813 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 85,898 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,251 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,879 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,228 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,908 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,522 |
| Countries that Start with D | 0 | - | 4.96 | 709,948 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,548 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,717 |
| Countries that Start with H | 0 | - | 4.96 | 604,991 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,599 |
| Countries that Start with J | 0 | - | 4.98 | 602,680 |
| Countries that Start with K | 0 | - | 4.97 | 816,051 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,025 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,011 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,402 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,228 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,081 |
| Countries that Start with U | 0 | - | 4.97 | 904,687 |
| Countries that Start with V | 0 | - | 4.98 | 609,491 |
| Countries that Start with F | 0 | - | 4.83 | 617,816 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,007 |
| The Only African Country ... | 0 | - | 4.99 | 129,125 |
| The Only American Country ... | 0 | - | 4.92 | 121,641 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,139 |